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The evolution of whales from land to sea

Genomes of cetaceans help tell story of mammals who returned to life aquatic. Enlarge / Whales and their kin evolved from land-dwelling mammals, a transition that entailed major physiological and morphological changes—which gen.....»»

Category: topSource:  arstechnicaNov 26th, 2022

The evolution of the Trappist-1 planetary system

Planets are bodies that orbit a star and have sufficient gravitational mass that they form themselves into roughly spherical shapes that, in turn, exert gravitational force on smaller objects around them, such as asteroids and moons......»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

"Amazon" algae shed light on what happens to populations when females switch to asexual reproduction

Researchers at Max Planck Institute for Biology Tübingen and Kobe University discovered populations of female brown algae that reproduce from unfertilized gametes and thrive without males. In a study published in Nature Ecology & Evolution, they use.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Fossil hotspots in Africa obscure a more complete picture of human evolution, study says

Much of the early human fossil record originates from just a few places in Africa, where favorable geological conditions have preserved a trove of fossils used by scientists to reconstruct the story of human evolution......»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Understanding of early life ecosystems sheds light on evolution of life on Earth

With a new understanding of past life on the planet through fossils, a Mississippi State biological sciences faculty member is helping researchers better predict Earth's future......»»

Category: topSource:  marketingvoxRelated NewsAug 19th, 2024

Researchers track the sub-Antarctic journey of two Australian pygmy blue whales

An epic journey spanning thousands of kilometers from Indonesia deep into sub-Antarctic waters by two Australian pygmy blue whales has been tracked by researchers for the first time, confirming a long-held hypothesis about the travel habits of the su.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

New AI tool captures how proteins behave in context

A fish on land still waves its fins, but the results are markedly different when that fish is in water. Attributed to renowned computer scientist Alan Kay, the analogy is used to illustrate the power of context in illuminating questions under investi.....»»

Category: topSource:  physorgRelated NewsAug 17th, 2024

Rural migration tied to land use and climate change need more attention, scientists say

Climate and other environmental changes sometimes drive people to migrate, especially if the land no longer supports a population's way of life. In turn, mobile populations alter the environment in which they settle......»»

Category: topSource:  physorgRelated NewsAug 16th, 2024

NASA image reveals the colorful palette of Brazil"s São Francisco River

This Dec. 27, 2023 image of the São Francisco River in southeast Brazil showcases the range of vibrant colors in the area including blues, reds, greens, and yellows. Much of the unvegetated land, such as unplanted fields and unpaved roads, appears i.....»»

Category: topSource:  theglobeandmailRelated NewsAug 16th, 2024

Turning wastewater into valuable proteins with genetically modified yeast

The growing world population means that the environment is under great strain. Agriculture takes up large land areas and discharges nutrients to the surrounding environment. At the same time, there is tremendous pressure on the aquatic environment fr.....»»

Category: topSource:  theglobeandmailRelated NewsAug 16th, 2024

Wildfires are growing under climate change, and their smoke threatens farmworkers, study says

As wildfires scorched swaths of land in the wine country of Sonoma County in 2020, sending ash flying and choking the air with smoke, Maria Salinas harvested grapes......»»

Category: topSource:  informationweekRelated NewsAug 15th, 2024

Scientists solved mysterious origin of Stonehenge’s Altar Stone: Scotland

The stone's chemical fingerprint closely matches old red sandstone from Orkney region. Enlarge / The Altar Stone at Stonehenge weighs roughly 6 tons and was probably transported by land—or possibly by sea. (credit: English Heri.....»»

Category: topSource:  arstechnicaRelated NewsAug 14th, 2024

Characterizing the impact of 700 years of Inuvialuit subsistence hunting on beluga whales

An international team of researchers, led by scientists from the University of Copenhagen and University of Toronto, analyzed beluga whale bones retrieved from archaeological sites in the Mackenzie Delta, Northwest Territories, Canada, to shed light.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

International team sequence the world"s largest animal genome: Data help explain tetrapod evolution

Join us as we travel back in time. We have arrived in the Devonian period, some 420 to 360 million years ago. In a shallow area near the water's edge, something happened that would forever change life on our planet: a fish from the class of lobe-finn.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Chromatin structure found to play a key role in canine social behavior evolution

A study on dogs found that chromatin's spatial structure has a significant role in the evolution of social behavior. Chromatin, the compact form of DNA, not only packages genetic material but also plays a crucial role in gene regulation......»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

New parameter enhances insights into the evolution of mantle"s redox states

The oxygen fugacity (fO2) of the mantle controls the speciation and mobility of volatiles within it, influencing the composition of volatiles released during mantle-derived magmatic activity, and thereby regulating the composition of the atmosphere......»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

A water tracer tool to understand the role of lateral flow in hydrologic simulations

Lateral water movement from ridges to valleys plays a key role in organizing water and energy at the watershed scale. But it has long been neglected in traditional land models......»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Australian gold mining company hit with ransomware

Australian gold mining firm Evolution Mining has announced on Monday that it became aware on 8 August 2024 of a ransomware attack impacting its IT systems, and has been working with its external cyber forensic experts to investigate the incident. .....»»

Category: securitySource:  netsecurityRelated NewsAug 13th, 2024

Expansion of agricultural land threatens climate and biodiversity, land-use model finds

By 2030, global cultivation areas are expected to expand by 3.6%, increasing global agricultural production by 2%. This projection comes from the Food and Agriculture Organization (FAO) of the United Nations and the Organization for Economic Cooperat.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

iPhone SE 4 due in early 2025 with OLED and Apple Intelligence

The fourth-generation iPhone SE will land in early 2025, with a report doubling down on claims it will have an OLED display and Apple Intelligence support.The iPhone SE 4 could look like the iPhone 14, but with added Apple IntelligenceThe iPhone SE 4.....»»

Category: appleSource:  appleinsiderRelated NewsAug 11th, 2024

Apple to reclaim wetlands near its Iowa data center

Apple is applying to the City of Waukee in Iowa, just west of Des Moines, to return some of its land surrounding its iCloud data center back into a freshwater marsh, also known as a "prairie pothole."Apple's conceptual plan for the first of its two d.....»»

Category: appleSource:  appleinsiderRelated NewsAug 10th, 2024